Statement Of Changes In Equity [Abstract]
| Concept |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
As at 2024-12-31 |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | |||||||||||||||||||||||||||||
| Statement of changes in equity [line items] | |||||||||||||||||||||||||||||
| Equity | — | — |
502 096
SEK
|
371 779
SEK
|
110 465
SEK
|
— | — |
5 811 848
SEK
|
— | — |
4 937 973
SEK
|
5 922 313
SEK
|
— |
5 903 631
SEK
|
— |
420 791
SEK
|
— | — |
188 793
SEK
|
370 629
SEK
|
5 714 838
SEK
|
— |
4 923 418
SEK
|
6 169 748
SEK
|
45 174
SEK
|
831 671
SEK
|
370 629
SEK
|
6 124 574
SEK
|
4 922 274
SEK
|
| Changes in equity [abstract] | |||||||||||||||||||||||||||||
| Comprehensive income [abstract] | |||||||||||||||||||||||||||||
| Profit (loss) |
56 446
SEK
|
— | — | — | — |
56 446
SEK
|
463,000
SEK
|
— |
55 983
SEK
|
— | — | — |
375 752
SEK
|
— |
413 146
SEK
|
— |
37 394
SEK
|
413 146
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Other comprehensive income | — | — | — | — | — | — | — | — |
–
SEK
|
— | — | — |
–
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Comprehensive income |
56 446
SEK
|
— | — | — | — |
56 446
SEK
|
463,000
SEK
|
— |
55 983
SEK
|
— | — | — |
375 752
SEK
|
— |
413 146
SEK
|
— |
37 394
SEK
|
413 146
SEK
|
— | — | — | — | — | — | — | — | — | — | — |
| Issue of equity |
14 902
SEK
|
1 150
SEK
|
— | — | — | — | — | — |
14 902
SEK
|
13 752
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Increase through other contributions by owners, equity | — | — | — | — | — | — | — | — | — | — | — | — |
452,000
SEK
|
— | — | — |
452,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Decrease through other distributions to owners, equity | — | — | — | — | — | — |
452,000
SEK
|
— |
452,000
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through other changes, equity |
803,000
SEK
|
— | — | — | — | — | — | — |
803,000
SEK
|
803,000
SEK
|
— | — |
1 148
SEK
|
— |
1 148
SEK
|
— | — | — | — | — | — |
1 148
SEK
|
— | — | — | — | — | — | — |
| Increase (decrease) through changes in ownership interests in subsidiaries that do not result in loss of control, equity | — | — | — | — | — | — |
7 691
SEK
|
— |
7 691
SEK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |